package org.example.demo4.config;

import jakarta.annotation.Resource;
import org.example.demo4.fittle.JwtAuthenticationTokenFilter;
import org.example.demo4.fittle.SupplierAuthenticationTokenFilter;
import org.example.demo4.utils.login.AuthenticationEntryPointImpl;
import org.example.demo4.utils.login.ExtsAuthenticationProvider;
import org.example.demo4.utils.login.LogoutSuccessHandlerImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.HttpMethod;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.security.web.authentication.logout.LogoutFilter;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

import java.util.Arrays;
import java.util.List;

/*
 * spring security配置
 * 
 * @author ruoyi
 */

//@EnableWebSecurity
@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true, securedEnabled = true)
public class SecurityConfig
{
    /*
     * 自定义用户认证逻辑
     */
    @Autowired
    private UserDetailsService userDetailsService;
    
    /*
     * 认证失败处理类
     */
    @Autowired
    private AuthenticationEntryPointImpl unauthorizedHandler;

    /*
     * 退出处理类
     */
    @Autowired
    private LogoutSuccessHandlerImpl logoutSuccessHandler;

    /*
     * token认证过滤器
     */
    @Autowired
    private JwtAuthenticationTokenFilter authenticationTokenFilter;
    
    /*
     * 跨域过滤器
     */
//    @Autowired
//    private CorsFilter corsFilter;

    @Bean
    public CorsFilter corsFilter() {
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        CorsConfiguration corsConfiguration = new CorsConfiguration();
        corsConfiguration.setAllowCredentials(true);
        List<String> list = Arrays.asList("*");
        corsConfiguration.setAllowedHeaders(list);
        corsConfiguration.setAllowedMethods(list);
        corsConfiguration.setAllowedOrigins(list);
        source.registerCorsConfiguration("/*", corsConfiguration);
        CorsFilter corsFilter = new CorsFilter(source);
        return corsFilter;
    }

    /*
     * 定义了一个 AuthenticationManager 的 bean，
     * 用于实现认证管理。它使用了 HttpSecurity 对象来获取 AuthenticationManagerBuilder，
     * 并设置了用户详情服务（accountService）为 AuthorizeServiceImpl 对象。
     *
     * @param security
     * @return
     * @throws Exception
     */
    @Bean
    public AuthenticationManager authenticationManager(HttpSecurity security) throws Exception {
        AuthenticationManagerBuilder authenticationManagerBuilder = security.getSharedObject(AuthenticationManagerBuilder.class);
        authenticationManagerBuilder.userDetailsService(userDetailsService);
        return authenticationManagerBuilder.build();
    }

	
	
    /*
     * 解决 无法直接注入 AuthenticationManager
     *
     * @return
     * @throws Exception
     */
//    @Bean
//    public AuthenticationManager authenticationManagerBean() throws Exception
//    {
//        return super.authenticationManagerBean();
//    }

    /*
     * anyRequest          |   匹配所有请求路径
     * access              |   SpringEl表达式结果为true时可以访问
     * anonymous           |   匿名可以访问
     * denyAll             |   用户不能访问
     * fullyAuthenticated  |   用户完全认证可以访问（非remember-me下自动登录）
     * hasAnyAuthority     |   如果有参数，参数表示权限，则其中任何一个权限可以访问
     * hasAnyRole          |   如果有参数，参数表示角色，则其中任何一个角色可以访问
     * hasAuthority        |   如果有参数，参数表示权限，则其权限可以访问
     * hasIpAddress        |   如果有参数，参数表示IP地址，如果用户IP和参数匹配，则可以访问
     * hasRole             |   如果有参数，参数表示角色，则其角色可以访问
     * permitAll           |   用户可以任意访问
     * rememberMe          |   允许通过remember-me登录的用户访问
     * authenticated       |   用户登录后可访问
     */
    @Bean
    protected SecurityFilterChain filterChain(HttpSecurity httpSecurity) throws Exception
    {
        httpSecurity
                // CSRF禁用，因为不使用session
                .csrf(csrf -> csrf.disable());
        httpSecurity.authorizeHttpRequests(e -> e.requestMatchers("/extLogin","/login", "/register", "/captchaImage"
                ,"/freight/oa/oaResult","/freight/sap/*","/freight/repair/*",
                "/supplier/user/*","/freight/quartz/*","/freight/tob/*").anonymous()
                .requestMatchers("/freight/sapOrder/add").permitAll()
                .requestMatchers(
                        HttpMethod.GET,
                        "/",
                        "/*.html",
                        "/*/*.html",
                        "/*/*.css",
                        "/*/*.js",
                        "/profile/*",
                        "/qrcode/*",
                        "/trial/*/*"
                ).permitAll()
                .requestMatchers("/webservice/*/*").permitAll()
                .requestMatchers("/supplier/bid/*","/supplier/temp/bid/*","/supplier/dictData/*").permitAll()
                .requestMatchers("/doc.html").permitAll()
                .requestMatchers("/swagger-ui.html").permitAll()
                .requestMatchers("/swagger-resources/*").permitAll()
                .requestMatchers("/webjars/*").permitAll()
                        .requestMatchers("/webjars/*/*.css").permitAll()
                        .requestMatchers("/webjars/*/*.js").permitAll()
                        .requestMatchers("/v3/**").permitAll()
                .requestMatchers("/*/api-docs").permitAll()
                .requestMatchers("/druid/*").permitAll()
                // 除上面外的所有请求全部需要鉴权认证
                .anyRequest().authenticated()
                );
            //httpSecurity.headers(e->e.frameOptions().disable());




        // 认证失败处理类
        httpSecurity.exceptionHandling(e->
                        e.authenticationEntryPoint(unauthorizedHandler)
                );
        // 基于token，所以不需要session
        httpSecurity.sessionManagement(e-> e.sessionCreationPolicy(SessionCreationPolicy.STATELESS));

        //httpSecurity.authorizeRequests();

        httpSecurity.logout(e->e.logoutUrl("/logout").logoutSuccessHandler(logoutSuccessHandler));
        // 添加JWT filter
        httpSecurity.addFilterBefore(authenticationTokenFilter, UsernamePasswordAuthenticationFilter.class);
        // 添加CORS filter
        httpSecurity.addFilterBefore(corsFilter(), JwtAuthenticationTokenFilter.class);
        httpSecurity.addFilterBefore(corsFilter(), LogoutFilter.class);
        httpSecurity.addFilterBefore(corsFilter(), LogoutFilter.class);
       // httpSecurity.addFilterBefore(wxAuthenticationTokenFilter, JwtAuthenticationTokenFilter.class);
        return httpSecurity.build();
    }
    @Autowired
    private SupplierAuthenticationTokenFilter wxAuthenticationTokenFilter;
    

    /*
     * 强散列哈希加密实现
     */
    @Bean
    public BCryptPasswordEncoder bCryptPasswordEncoder()
    {
        return new BCryptPasswordEncoder();
    }
    

    
    

    @Autowired
    private ExtsAuthenticationProvider extsAuthenticationProvider;

    /*
     * 身份认证接口
     */
    protected void configure(AuthenticationManagerBuilder auth) throws Exception
    {
    	 //添加自己的身份验证类，userDetailsService这个可以自己在重新定义根据那个字段验证用户存在与否
//        auth.authenticationProvider(wxLoginAuthenticationProvider);
        auth.authenticationProvider(extsAuthenticationProvider);
        auth.userDetailsService(userDetailsService).passwordEncoder(bCryptPasswordEncoder());
    }
}
